What is the cheapest airline that flies from Adelaide to Ko Samui?

Qantas Airways and Singapore Airlines are the most popular carriers operating from Adelaide to Ko Samui

When did momondo last update prices for flights from Adelaide Airport to Ko Samui Airport?

Prices for flights from Adelaide Airport to Ko Samui Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Adelaide Airport to Ko Samui Airport?

There is 1 operator available for flights from Adelaide Airport to Ko Samui Airport as of September 2025.

How old do you have to be to fly from Adelaide Airport to Ko Samui Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Adelaide Airport to Ko Samui Airport.

What documentation or ID do you need to fly to Ko Samui Airport?

The travel and health documents required for your trip to Ko Samui Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Ko Samui Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$809 Cheap Flights from Adelaide to Ko Samui in 2025

1 adult

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Find the cheapest flights from Adelaide to Ko Samui

Round-trip

One-way

Cheap return flights

06:15 - 07:30ADL-USM

28h 45m3 stops

08:55 - 07:25USM-ADL

19h 00m2 stops

$1,018

Find Deal

Mon, 27 Oct - Mon, 3 Nov

18:20 - 08:00ADL-USM

17h 10m2 stops

08:55 - 07:25USM-ADL

19h 00m2 stops

$1,022

Find Deal

Mon, 27 Oct - Mon, 3 Nov

21:50 - 18:50ADL-USM

24h 30m2 stops

08:55 - 07:25USM-ADL

19h 00m2 stops

$1,025

Find Deal

Mon, 27 Oct - Mon, 3 Nov

06:15 - 07:30ADL-USM

28h 45m3 stops

08:15 - 20:35USM-ADL

32h 50m3 stops

$1,045

Find Deal

Mon, 27 Oct - Mon, 3 Nov

21:50 - 18:50ADL-USM

24h 30m2 stops

08:15 - 07:25USM-ADL

19h 40m3 stops

$1,054

Find Deal

Mon, 27 Oct - Mon, 3 Nov

21:50 - 18:25ADL-USM

24h 05m3 stops

08:15 - 07:25USM-ADL

19h 40m3 stops

$1,097

Find Deal

Mon, 27 Oct - Mon, 3 Nov

18:35 - 08:00ADL-USM

16h 55m1 stop

08:55 - 17:20USM-ADL

28h 55m1 stop

$1,282Singapore Airlines

Find Deal

Sun, 8 Feb - Sun, 15 Feb

10:10 - 18:15ADL-USM

35h 35m2 stops

08:30 - 11:50USM-ADL

23h 50m2 stops

$1,302

Find Deal

Sun, 8 Feb - Sun, 15 Feb

19:05 - 07:50ADL-USM

40h 15m3 stops

08:45 - 22:20USM-ADL

34h 05m3 stops

$1,431

Find Deal

Sun, 5 Oct - Sun, 12 Oct

18:35 - 08:00ADL-USM

16h 55m1 stop

08:55 - 08:50USM-ADL

20h 25m1 stop

$1,598Singapore Airlines

Find Deal

Mon, 27 Oct - Mon, 3 Nov

Singapore Airlines flights from Adelaide to Ko Samui

Our best Singapore Airlines deals on Adelaide to Ko Samui flight tickets

Singapore Airlines

8 Feb

ADL18:35Adelaide

16h 55m

1 stop

USM08:00Ko Samui

15 Feb

USM08:55Ko Samui

28h 55m

1 stop

ADL17:20Adelaide

$1,282

Find similar

Singapore Airlines

27 Oct

ADL18:35Adelaide

16h 55m

1 stop

USM08:00Ko Samui

3 Nov

USM08:55Ko Samui

20h 25m

1 stop

ADL08:50Adelaide

$1,598

Find similar

Singapore Airlines

27 Oct

ADL18:35Adelaide

16h 55m

1 stop

USM08:00Ko Samui

3 Nov

USM12:00Ko Samui

17h 20m

1 stop

ADL08:50Adelaide

$1,679

Find similar

Fly from

Fly to

Route

Depart

Return

Price

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Mon 27/10

06:15-07:30

3 stops28h 45m

Ko Samui

Mon 3/11

08:55-07:25

2 stops19h 00m

$1,018

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Mon 27/10

18:20-08:00

2 stops17h 10m

Ko Samui

Mon 3/11

08:55-07:25

2 stops19h 00m

$1,022

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Mon 27/10

21:50-18:50

2 stops24h 30m

Ko Samui

Mon 3/11

08:55-07:25

2 stops19h 00m

$1,025

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Mon 27/10

06:15-07:30

3 stops28h 45m

Ko Samui

Mon 3/11

08:15-20:35

3 stops32h 50m

$1,045

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Mon 27/10

21:50-18:50

2 stops24h 30m

Ko Samui

Mon 3/11

08:15-07:25

3 stops19h 40m

$1,054

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Mon 27/10

21:50-18:25

3 stops24h 05m

Ko Samui

Mon 3/11

08:15-07:25

3 stops19h 40m

$1,097

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Sun 8/2

18:35-08:00

1 stop16h 55m

Ko Samui

Sun 15/2

08:55-17:20

1 stop28h 55m

$1,282

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Sun 8/2

10:10-18:15

2 stops35h 35m

Ko Samui

Sun 15/2

08:30-11:50

2 stops23h 50m

$1,302

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Sun 5/10

19:05-07:50

3 stops40h 15m

Ko Samui

Sun 12/10

08:45-22:20

3 stops34h 05m

$1,431

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Mon 27/10

18:35-08:00

1 stop16h 55m

Ko Samui

Mon 3/11

08:55-08:50

1 stop20h 25m

$1,598

Flights are sorted by cheapest return flights first.

Showing 1-10 of 16 resultsSorted by cheapest first

How to get the cheapest flight ticket from Adelaide to Ko Samui

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Ko Samui?

The month of May is, on average, the cheapest month to fly to Ko Samui from Adelaide, with most prices found around $1,145. If you aren’t able to travel during the month of May, then book flights to Ko Samui from Adelaide during October instead. Flights to Ko Samui in October, while not as cheap as those in May, still average around $1,281.

What is the cheapest day to depart on your flight to Ko Samui?

According to our data, Monday is the cheapest day to fly to Ko Samui from Adelaide. The lowest ticket price found for a Monday departure recently was $1,289. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Adelaide to Ko Samui for around $1,653.

What is the cheapest time of day to depart on your flight to Ko Samui?

Our data shows that the cheapest Adelaide to Ko Samui flights are usually those with departure times in the afternoon. Our users have found flights to Ko Samui in the afternoon for as low as $1,266. Flights in the morning are often more expensive, with an average ticket price of $1,449.

When to book flights from Adelaide to Ko Samui

Are you open to changing your travel dates? Check out the ideal times to fly from Adelaide to Ko Samui according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Adelaide to Ko Samui (ADL to USM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Adelaide to Ko Samui

Direct flights	None

There are no direct flights from Adelaide to Ko Samui. There are no popular flight routes from Adelaide to Ko Samui.

Search flight deals

How far is Adelaide to Ko Samui by plane?
There are 6386.5 km between Adelaide and Ko Samui. A reasonable flight in good conditions will take 12h 05m.
When did momondo last update prices for flights from Adelaide Airport to Ko Samui Airport?
Prices for flights from Adelaide Airport to Ko Samui Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Adelaide Airport to Ko Samui Airport?
There is 1 operator available for flights from Adelaide Airport to Ko Samui Airport as of September 2025.
How old do you have to be to fly from Adelaide Airport to Ko Samui Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Adelaide Airport to Ko Samui Airport.
What documentation or ID do you need to fly to Ko Samui Airport?
The travel and health documents required for your trip to Ko Samui Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Ko Samui Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Adelaide to Ko Samui?
momondo data reveals that the most frequently booked airline on the route from Adelaide to Ko Samui is Singapore Airlines, representing 100% of all bookings.

Best airlines flying from Adelaide to Ko Samui

Compare and see reviews for airlines that fly from Adelaide to Ko Samui with momondo

Airline	Rating	Free cancellation	Price
Singapore Airlines	PriceFrom $1,047	Free cancellation	Rating 8.1 1,365 reviews		Search Singapore Airlines flights

Ko Pha Ngan

Ko Tao

Khanom

Why use momondo?

Why should I use momondo to find a flight deal from Adelaide to Ko Samui?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ko Samui from Adelaide.

Can I find flights from Adelaide to Ko Samui with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Ko Samui from Adelaide with this policy.

How can momondo help me find flights from Adelaide to Ko Samui?

Once you have performed a search for Adelaide to Ko Samui flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Adelaide to Ko Samui right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Adelaide to Ko Samui flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.